Cheap flights from San Francisco to San Diego

San Francisco
SFO
San Diego
SAN

Flight deals from San Francisco to San Diego

Below you can see the best deals on flights San Francisco — San Diego for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 29 September, from $27.

Top 10 cheap flights from San Francisco to San Diego

F9
$ 32

San Francisco — San Diego

13:07—14:50
1 Sep 2026
1 h 43 m
Direct flight
F9
$ 32

San Francisco — San Diego

13:07—14:50
2 Sep 2026
1 h 43 m
Direct flight
F9
$ 32

San Francisco — San Diego

13:07—14:50
3 Sep 2026
1 h 43 m
Direct flight
F9
$ 35

San Francisco — San Diego

13:07—14:50
5 Sep 2026
1 h 43 m
Direct flight
F9
$ 44

San Francisco — San Diego

13:07—14:50
19 Aug 2026
1 h 43 m
Direct flight
F9
$ 44

San Francisco — San Diego

16:31—18:19
9 Sep 2026
1 h 48 m
Direct flight
F9
$ 54

San Francisco — San Diego

16:31—18:19
12 Sep 2026
1 h 48 m
Direct flight
F9
$ 54

San Francisco — San Diego

13:07—14:50
8 Sep 2026
1 h 43 m
Direct flight
F9
$ 55

San Francisco — San Diego

13:07—14:50
6 Sep 2026
1 h 43 m
Direct flight
AS
$ 57

San Jose — San Diego

20:17—21:50
5 Sep 2026
1 h 33 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the San Francisco — San Diego flight

Looking for cheap flights from San Francisco to San Diego? Compare fares from different airlines, check the flight schedule and travel time — and book your San Francisco — San Diego ticket online at the best price.

The route has direct flights — around 655 flights per week, flights are operated by Hawaiian Airlines, Alaska Airlines, American Airlines, United Airlines and 6 more airlines, a nonstop flight takes about 1 h 30 min, the distance between the cities is around 737 km.

Planning your trip? You may find our San Diego travel guide, how to get from the airport into town and San Diego weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $27Min. price
SeptemberCheapest
JunePeak season
YesDirect flights
737 kmDistance
1 h 30 minTravel time
10Airlines
655 / wkFlights

Flight schedule from San Francisco to San Diego

The table shows direct flights from San Francisco to San Diego on the selected date. The flight takes approximately 1 h 30 min. Regular flights are operated by Hawaiian Airlines, Alaska Airlines, American Airlines and United Airlines. Departures from San Francisco International Airport airports, arrivals at San Diego International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: San Francisco — San Diego

Below is a calendar of the lowest flight ticket prices for San Francisco — San Diego by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $27 in September, and the most expensive are around $146 in June. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from San Francisco to San Diego by month. Tickets are usually cheapest in January (around $133) and priciest in July (about $205) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$133lowMay$163mediumSep$169medium
Feb$139lowJun$193highOct$151medium
Mar$169mediumJul$205highNov$163medium
Apr$145lowAug$199highDec$187high

Some values are estimated based on seasonality.

When to fly

Weather in San Diego: it is warmest in August (up to 26 °C on average) and coolest in March (around 17 °C). The driest month is July.

Tickets are usually cheapest in September and most expensive in June. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · San Diego

Dry and wet days · San Diego

Wind speed and direction · San Diego

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How to get the best deal on a San Francisco — San Diego ticket

  • Book ahead: fares for San Francisco — San Diego are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to San Diego is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the San Francisco — San Diego route are operated by 10 airlines; Hawaiian Airlines runs the most flights (around 24% of all flights). Compare carriers, flight shares and schedules below.

  • Hawaiian AirlinesHA
    53x/week
    WebsiteFleet: 7511M pax/year
    • Direct flight SFO → SAN53x/week
    24.3%
  • Alaska AirlinesAS
    47x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight SFO → SAN47x/week
      Duration
      1h 44m
      Days
      MTWTFSS
    21.4%Open →
  • American AirlinesAA
    46x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight SFO → SAN46x/week
      Duration
      1h 44m
      Days
      MTWTFSS
    20.9%Open →
  • United AirlinesUA
    40x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight SFO → SAN31x/week
      Duration
      1h 45m
      Days
      MTWTFSS
    • Direct flight SFO → CLD9x/week
      Duration
      1h 49m
      Days
      MTWTFSS
    18.5%Open →
  • Southwest AirlinesWN
    22x/week
    WebsiteFleet: 817140M pax/year
    • Direct flight SFO → SAN22x/week
      Duration
      1h 36m
      Days
      MTWTFSS
    9.9%Open →
  • Frontier AirlinesF9
    6x/week
    WebsiteFleet: 15329M pax/year
    • Direct flight SFO → SAN6x/week
      Duration
      1h 47m
      Days
      MTWTFSS
    2.7%Open →
  • Japan AirlinesJL
    2x/week
    WebsiteFleet: 14540M pax/year
    • Direct flight SFO → SAN2x/week
      Duration
      1h 44m
      Days
      MTWTFSS
    1.1%Open →
  • British AirwaysBA
    2x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight SFO → SAN2x/week
    0.8%Open →
  • Qatar AirwaysQR
    1x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight SFO → SAN1x/week
    0.3%Open →
  • Cathay PacificCX
    1x/week
    WebsiteFleet: 18018M pax/year
    • Direct flight SFO → SAN1x/week
      Duration
      1h 43m
      Days
      MTWTFSS
    0.2%Open →

Cities and airports on the San Francisco — San Diego route

Flights San Francisco — San Diego depart from San Francisco International Airport and arrive at San Diego International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Francisco

SFO
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

San Diego

SAN
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the San Francisco — San Diego flight

How long is the flight from San Francisco to San Diego?

A nonstop San Francisco — San Diego flight takes about 1 h 30 min — the distance between the cities is around 737 km.

How far is it from San Francisco to San Diego?

The distance from San Francisco to San Diego is about 737 km, which a nonstop flight covers in around 1 h 30 min.

Are there direct flights from San Francisco to San Diego?

Yes, there are nonstop flights San Francisco — San Diego — around 655 flights per week.

Which airlines fly from San Francisco to San Diego?

Airlines operating San Francisco — San Diego include Hawaiian Airlines, Alaska Airlines, American Airlines, United Airlines, Southwest Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do San Francisco — San Diego flights use?

Flights from San Francisco depart from San Francisco International Airport, and arrive at San Diego International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Francisco to San Diego?

The price of a San Francisco — San Diego ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in June. Tickets typically cost between $27 and $146. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Francisco — San Diego?

Flights San Francisco — San Diego are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Francisco to San Diego?

To catch a low fare San Francisco — San Diego, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from San Francisco

See all
Los AngelesNew York CitySeattleSanta AnaLas VegasBurbankBostonVancouverPhoenixPortlandLondonDenverPalm SpringsHonoluluDallasChicagoSalt Lake CityAustinAtlantaWashington, D.C.HoustonKahuluiTaipeiMinneapolisTorontoDetroitOrlandoSpokaneTokyoParisBoiseKapaaSan Jose del CaboPuerto VallartaRedmondSeoulFrankfurt am MainCalgaryMexico CityKailua-Kona

Where else you can fly from San Diego

See all
SeattleLas VegasSan JosePhoenixDenverChicagoSacramentoNew York CityDallasSalt Lake CityAtlantaFresnoLos AngelesPortlandBostonHonoluluOrlandoAustinSanta RosaWashington, D.C.OaklandVancouverSan Jose del CaboBoiseRenoRedmondMinneapolisCharlotteKahuluiSan Luis ObispoHoustonEugeneDetroitMiamiTorontoMontrealFort LauderdaleMontereyKailua-KonaTampa

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